Quest for the Lost Ark (Sunday, 8:00 p.m., History Channel) Tudor Parfitt looks more like Jeremy Clarkson than Harrison Ford, but he is a real life Indiana Jones. This History Channel documentary special traces his search for the Ark of the Covenant – the same thing the fictional Indy searched for in Raiders of the Lost Ark. Also of note this Weekend: George Carlin: It's Bad for Ya (Saturday, 10:00 p.m., HBO) It is hard......